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6-Methylpyridine-3-sulfonic acid

Also known as: 2-Methylpyridine-5-sulfonic acid, 2-Methyl-5-pyridinesulfonic acid, 3-Pyridinesulfonic acid, 6-methyl-, 6-METHYLPYRIDINE-3-SULFONIC ACID, 6-methyl-pyridine-3-sulfonic acid, 6-methyl-3-pyridinesulfonic acid, 6-Methyl-3-pyridinesulfonic acid, 6-methylpyridin-3-sulfonic acid

6-Methylpyridine-3-sulfonic acid (CAS 4808-69-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7NO3S and a molecular weight of 173.190 g/mol. Key property: a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4808-69-9
Jingsj CID
J-46510-1
Molecular Formula
C6H7NO3S
Molecular Weight
173.190 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.4±0.1 g/cm3
Exact Mass173.014664
PSA75.64000
LogP-0.16
Refractive Index1.563

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 6-Methylpyridine-3-sulfonic acid?

The CAS number of 6-Methylpyridine-3-sulfonic acid is 4808-69-9.

What are the molecular formula and molecular weight of 6-Methylpyridine-3-sulfonic acid?

6-Methylpyridine-3-sulfonic acid has molecular formula C6H7NO3S and molecular weight 173.190 g/mol.

What are the upstream and downstream products of 6-Methylpyridine-3-sulfonic acid?

For 6-Methylpyridine-3-sulfonic acid, Upstream Products: 2-Methylpyridine, Sulfur trioxide; Downstream Products: 2-(Hydroxymethyl)-6-methyl-3-pyridinol, 5-Methoxy-2-methylpyridine, 3-Hydroxy-6-methylpyridine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "6-Methylpyridine-3-sulfonic acid (CAS 4808-69-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46510-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.